Synthesis of triacetonediamine compounds by reductive amination proceeding from triacetonediamine and derivatives thereof

US10252978B2 · kind B2 · utility

Assignee

• EVONIK DEGUSSA GMBH · DE

Inventors

• Katharina Minke · Essen, DE
• Benjamin Willy · Goldkronach, DE

Key dates

• Filing date: Jul 7, 2017
• Grant date: Apr 9, 2019
• Expiry date: Jul 7, 2037

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D251/54
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

An N-substituted triacetonediamine compound is produced by reacting 4-amino-2,2,6,6-tetramethylpiperidine or a derivative thereof with a carbonyl compound in a reductive amination.